Toropchenko scored a goal on three shots and blocked two shots in Tuesday's 3-2 win over the Lightning.
Toropchenko signed a one-year, $1.7 million contract with St. Louis on Tuesday.
Toropchenko (lower body) will return to the lineup in Toronto on Thursday, Matthew DeFranks of the St. Louis Post-Dispatch reports.
Toropchenko (lower body) will remain on the sideline ahead of Tuesday's clash with Winnipeg, Jeremy Rutherford of The Athletic reports.
Toropchenko is day-to-day with a lower-body injury.
Toropchenko assisted on a first-period goal during Sunday's 4-1 win over Seattle.
Toropchenko will skate on the second line and the second power-play unit in Monday's game versus the Oilers, Jeremy Rutherford of The Athletic reports.
Toropchenko scored a goal and dished out two hits across 10:57 of ice time in Wednesday's 3-1 win over the Kings.
Toropchenko recorded a goal and four shots on net in Sunday's 7-2 win over the Canadiens.
Toropchenko scored a goal and fired two shots on net in Thursday's 4-1 win over the Panthers.